@article{oai:aichiu.repo.nii.ac.jp:00000247,
 author = {Ryan, Jack},
 issue = {20},
 journal = {言語と文化 : 愛知大学語学教育研究室紀要, Language and culture},
 month = {Jan},
 note = {40016472236},
 pages = {103--119},
 title = {Designing a motivational conversational unit},
 volume = {47},
 year = {2009}
}